36 days. Fall & Winter Lettuce Seed Mix: A choice mix for the cooler growing conditions of Fall and Winter. Red Aztec Spinach, Belle Isle Cress, Wild Garden Chicory, Nina Endive, Golden Giant Escarole, Sorrel, Chervil, White Russian, Lacinato, and Red Ursa Kales, Great Wave and Magma Mustards, Scarlet Ohno Turnips, Salad Select Mizspoona Mustards, and the Lettuces; Kweik Butter, Oscarde, Winter Density, Iceberg, Merlot, and Reine d' Glaces. 25000 seeds/oz. Pkt (1000 seeds) plants 22'.